1   /**
2    * Copyright (c) 2000-2009 Liferay, Inc. All rights reserved.
3    *
4    *
5    *
6    *
7    * The contents of this file are subject to the terms of the Liferay Enterprise
8    * Subscription License ("License"). You may not use this file except in
9    * compliance with the License. You can obtain a copy of the License by
10   * contacting Liferay, Inc. See the License for the specific language governing
11   * permissions and limitations under the License, including but not limited to
12   * distribution rights of the Software.
13   *
14   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17   * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
19   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
20   * SOFTWARE.
21   */
22  
23  package com.liferay.portal.kernel.util;
24  
25  import java.util.TimeZone;
26  
27  /**
28   * <a href="TimeZoneUtil.java.html"><b><i>View Source</i></b></a>
29   *
30   * @author Brian Wing Shun Chan
31   */
32  public class TimeZoneUtil {
33  
34      public static TimeZone getDefault() {
35          return _instance._getDefault();
36      }
37  
38      public static TimeZone getTimeZone(String timeZoneId) {
39          return TimeZone.getTimeZone(timeZoneId);
40      }
41  
42      public static void setDefault(String id) {
43          _instance._setDefault(id);
44      }
45  
46      private TimeZoneUtil() {
47          _timeZone = TimeZone.getTimeZone(StringPool.UTC);
48      }
49  
50      private TimeZone _getDefault() {
51          return _timeZone;
52      }
53  
54      private void _setDefault(String id) {
55          if (Validator.isNotNull(id)) {
56              _timeZone = TimeZone.getTimeZone(id);
57          }
58      }
59  
60      private static TimeZoneUtil _instance = new TimeZoneUtil();
61  
62      private TimeZone _timeZone;
63  
64  }